Cummins vs. Duramax vs. Powerstroke

3.0L Duramax Diesel Engine vs. 5.3L V8 Engine

Cummins, Powerstroke, Duramax, what’s the difference? All three are strong engine choices in the diesel segment, but each has their own advantages for the Cache County and Box Elder County roads. Get to know the Cummins vs. Duramax vs. Powerstroke designs with research at Mountain West Motor, and find your next truck at our Logan showroom today!


Cummins, Powerstroke, Duramax Specs

Can’t tell your Duramax vs. Cummins from your Duramax vs. Powerstroke? This chart gives an overview of the specs of the 6.7L Cummins Diesel I6, 6.6L Duramax L5P V8, and the 6.7L Power Stroke V8. See how the three differ head to head:

Cummins Diesel Engine

The Cummins diesel engine has been in existence for close to 100 years. While it first originated for heavy-duty farm work, the ​​6.7L Cummins Diesel I6 has been refined for everyday use. Now it’s stronger, lighter, and quieter with the use of its graphite iron engine block. B20 biodiesel compatible and engineered to perfect, the Cummins diesel engine makes the most out of every drop of fuel without losing power.

  • Bosch high-pressure common-rail fuel system
  • Holset HE351VE variable geometry turbocharger
  • Found on Ram trucks

Power Stroke Diesel Engine

The Power Stroke design is one of the most powerful options available on the market for Weber County drivers. This option consistently ranks among the top with best-in-class specs for towing, payload, and other capabilities. How does it work? The Power Stroke features a single turbocharger and exhaust brake function, resulting in massive displacement.

  • Pushrod OHV 32-valve cam-in-block valvetrain
  • 3.90 inch bore by 4.25-inch stroke
  • Found on Ford trucks

Duramax Diesel Engine

The Duramax diesel engine is slightly different from the other two options. Comparing the Duramax vs. Powerstroke, the Duramax has different displacement. Comparing the Duramax vs. Cummins, the Duramax has higher output – but lower than the Power Stroke. Overall, it’s a well balanced option with B20 biodiesel compatibility.

  • Venturi Jet Drain oil separator
  • Cold-start technology
  • Found on GM trucks

Find Your Next Truck at Mountain West Motor

We’ve covered the basics of the Cummins vs. Duramax vs. Powerstroke diesel options, but if you still have questions, feel free to drop by our Logan showroom. We can offer you more information about our trucks and get the keys in your hand for a test drive. Contact us to learn more!


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